Bottom Line: While the T-Mobile Sidekick stood still, Helio moved forward. The wireless service provider's new Ocean handset fits neatly between the juvenile Sidekick and the buttoned-down BlackBerry as an all-around multimedia handheld.

Bottom Line: While the T-Mobile Sidekick stood still, Helio moved forward. The wireless service provider's new Ocean handset fits neatly between the juvenile Sidekick and the buttoned-down BlackBerry as an all-around multimedia handheld.